diff --git a/retailcrm/lib/RetailcrmOrderBuilder.php b/retailcrm/lib/RetailcrmOrderBuilder.php
index cf54f7a..b1ac536 100644
--- a/retailcrm/lib/RetailcrmOrderBuilder.php
+++ b/retailcrm/lib/RetailcrmOrderBuilder.php
@@ -256,6 +256,10 @@ class RetailcrmOrderBuilder
             $customer = $this->createdCustomer;
         } else {
             $crmCustomer = RetailcrmTools::mergeCustomerAddress($customer, $this->buildRegularAddress());
+            if (isset($crmCustomer['tags'])) {
+                unset($crmCustomer['tags']);
+            }
+
             $response = $this->api->customersEdit($crmCustomer);
 
             if ($response instanceof RetailcrmApiResponse && $response->isSuccessful()) {